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authorRich Felker <dalias@aerifal.cx>2011-06-29 00:42:42 -0400
committerRich Felker <dalias@aerifal.cx>2011-06-29 00:42:42 -0400
commitaf3d5405b8d7b00c121643d7a0c0b9bb31cc7139 (patch)
tree3c98857f0b36a8f5f5b717170238bdb80e7bae8e /src/exit
parent9f17413c753030811761d576fdb95f200bd818d7 (diff)
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work around linux bug in mprotect
per POSIX: The mprotect() function shall change the access protections
to be that specified by prot for those whole pages containing any part
of the address space of the process starting at address addr and
continuing for len bytes.

on the other hand, linux mprotect fails with EINVAL if the base
address and/or length is not page-aligned, so we have to align them
before making the syscall.
Diffstat (limited to 'src/exit')
0 files changed, 0 insertions, 0 deletions